(a) 27x3 + 108xy + 144xy +64y b) – InterviewSolution

1.

(a) 27x3 + 108xy + 144xy +64y b)

Answer»

(3x+4y)^3(a+b)^3=a^+b^3+3ab(a+b)(3x+4y)=27x^3+64y^3+3*3x*4y(3x+4y)=27x^3+64y^3+36xy(3x+4y)=27x^3+64y^3+108x^y+144xy^2

SO the answer is (3x+4y)^3

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